:root{--admin-bg:#f3f5f8;--admin-ink:#141820;--admin-muted:#69717e;--admin-line:#dfe3e9;--admin-blue:#0a3f91}.admin-shell{min-height:100dvh;color:var(--admin-ink);background:var(--admin-bg)}.admin-sidebar{z-index:20;color:#fff;background:#111722;flex-direction:column;width:248px;padding:28px 20px 20px;display:flex;position:fixed;inset:0 auto 0 0}.admin-brand{letter-spacing:-.05em;font-size:21px;font-weight:850}.admin-brand span{color:#81aef0;letter-spacing:0;margin-left:5px;font-size:12px}.admin-sidebar>div>p{color:#8993a2;margin:8px 0 34px;font-size:12px}.admin-sidebar nav{gap:5px;display:grid}.admin-sidebar nav button{color:#aeb6c2;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:10px;height:45px;padding:0 14px;font-weight:650}.admin-sidebar nav button:hover,.admin-sidebar nav button.active{color:#fff;background:#202b3c}.view-site{color:#b9c4d2;border-top:1px solid #2b3442;margin-top:auto;padding:20px 12px 4px;font-size:13px}.admin-main{min-height:100dvh;margin-left:248px}.admin-topbar{z-index:15;border-bottom:1px solid var(--admin-line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffffff0;justify-content:space-between;align-items:center;min-height:76px;padding:0 36px;display:flex;position:sticky;top:0}.admin-topbar>div:first-child{align-items:center;gap:14px;display:flex}.admin-topbar b{font-size:16px}.admin-topbar span{color:var(--admin-muted);font-size:12px}.admin-actions{gap:9px;display:flex}.admin-button{cursor:pointer;border:1px solid #0000;border-radius:10px;min-height:42px;padding:0 17px;font-weight:750;transition:transform .18s,background .18s}.admin-button:active{transform:scale(.98)}.admin-button.primary{color:#fff;background:var(--admin-blue)}.admin-button.secondary{border-color:var(--admin-line);color:#303744;background:#fff}.admin-content{width:min(1080px,100% - 64px);margin:0 auto;padding:54px 0 100px}.admin-section-title{margin-bottom:30px}.admin-section-title h1{letter-spacing:-.045em;margin:0 0 9px;font-size:34px}.admin-section-title p{color:var(--admin-muted);margin:0;line-height:1.6}.title-with-action{justify-content:space-between;align-items:start;gap:24px;display:flex}.admin-panel{border:1px solid var(--admin-line);background:#fff;border-radius:16px;margin-bottom:18px;padding:28px}.admin-panel h2{margin:0 0 21px;font-size:17px}.two-column{grid-template-columns:1fr 1fr;gap:20px;display:grid}.three-column{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.admin-field{align-content:start;gap:8px;display:grid}.admin-field>span{font-size:12px;font-weight:750}.admin-field input,.admin-field textarea{width:100%;color:var(--admin-ink);background:#fff;border:1px solid #d8dde5;border-radius:9px;outline:0;padding:0 13px}.admin-field input{height:46px}.admin-field textarea{resize:vertical;min-height:82px;padding-block:11px;line-height:1.5}.admin-field input:focus,.admin-field textarea:focus{border-color:#7aa3da;box-shadow:0 0 0 3px #0a3f911a}.admin-field small{color:#8a919c;font-size:11px;line-height:1.45}.field-meta{justify-content:space-between;gap:12px;min-height:16px;display:flex}.field-meta b{color:#68707c;white-space:nowrap;margin-left:auto;font-weight:700}.repeat-row{border-top:1px solid var(--admin-line);grid-template-columns:34px 1fr 160px;gap:18px;margin-top:25px;padding-top:25px;display:grid}.repeat-row.compact{grid-template-columns:34px 1fr}.repeat-row img{object-fit:cover;border-radius:10px;width:160px;height:120px}.row-index{width:30px;height:30px;color:var(--admin-blue);background:#edf3fb;border-radius:8px;place-items:center;font-size:12px;font-weight:800;display:grid}.row-fields{gap:15px;display:grid}.instructor-admin-list{gap:18px;display:grid}.instructor-admin-card{border:1px solid var(--admin-line);background:#fff;border-radius:16px;grid-template-columns:minmax(360px,465px) 1fr;display:grid;overflow:hidden}.instructor-photo{aspect-ratio:3/2;background:#e9edf3;align-self:start;min-height:0;position:relative;overflow:hidden}.instructor-photo>img{object-fit:contain;object-position:center;width:100%;height:100%;position:absolute;inset:0}.image-upload-button{color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);cursor:pointer;background:#0c1b30d6;border:1px solid #fff6;border-radius:10px;place-items:center;min-height:44px;font-size:13px;font-weight:750;transition:background .2s,transform .2s;display:grid;position:absolute;bottom:16px;left:16px;right:16px}.image-upload-button:hover{background:#0a3f91eb;transform:translateY(-1px)}.image-upload-button.loading{cursor:wait;opacity:.8}.image-upload-button input{opacity:0;width:1px;height:1px;position:absolute;overflow:hidden}.instructor-form{gap:17px;padding:26px;display:grid}.lesson-admin-editor{border-top:1px solid var(--admin-line);gap:17px;margin-top:4px;padding-top:24px;display:grid}.lesson-admin-heading{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.lesson-admin-heading>div{gap:5px;display:grid}.lesson-admin-heading strong{font-size:15px}.lesson-admin-heading span{color:var(--admin-muted);font-size:11px;line-height:1.5}.lesson-admin-heading>a{color:var(--admin-blue);flex:none;font-size:12px;font-weight:750}.lesson-image-admin{aspect-ratio:16/7;background:#e9edf3;border-radius:11px;position:relative;overflow:hidden}.lesson-image-admin img{object-fit:cover;width:100%;height:100%}.lesson-image-upload{color:#fff;-webkit-backdrop-filter:blur(9px);backdrop-filter:blur(9px);cursor:pointer;background:#0c1b30d6;border:1px solid #fff6;border-radius:9px;place-items:center;min-height:38px;padding:0 14px;font-size:12px;font-weight:750;display:grid;position:absolute;bottom:14px;right:14px}.lesson-image-upload.loading{cursor:wait;opacity:.8}.lesson-image-upload input{opacity:0;width:1px;height:1px;position:absolute;overflow:hidden}.review-admin-section{border-top:1px solid var(--admin-line);gap:16px;margin-top:6px;padding-top:22px;display:grid}.review-admin-title{justify-content:space-between;align-items:center;gap:18px;display:flex}.review-admin-title>div{gap:5px;display:grid}.review-admin-title strong{font-size:15px}.review-admin-title span{color:var(--admin-muted);font-size:11px;line-height:1.5}.review-admin-title .admin-button{min-height:36px;font-size:12px}.review-admin-list{gap:14px;display:grid}.review-admin-item{border:1px solid var(--admin-line);background:#fafbfc;border-radius:12px;grid-template-columns:minmax(210px,.8fr) 1.2fr;display:grid;overflow:hidden}.review-image-admin{color:#8a919c;background:#e9edf3;place-items:center;min-height:210px;font-size:12px;display:grid;position:relative;overflow:hidden}.review-image-admin img{object-fit:contain;width:100%;height:100%}.review-admin-copy{align-content:center;gap:12px;padding:20px;display:grid}.review-admin-copy .danger-link{justify-self:end;font-size:12px}.review-admin-empty{color:var(--admin-muted);text-align:center;background:#fafbfc;border:1px dashed #ccd2db;border-radius:11px;padding:32px 20px;font-size:12px}.card-bottom{border-top:1px solid var(--admin-line);justify-content:space-between;align-items:center;padding-top:18px;display:flex}.publish-toggle{align-items:center;gap:9px;font-size:13px;font-weight:700;display:flex}.publish-toggle input{width:18px;height:18px;accent-color:var(--admin-blue)}.danger-link{color:#b43434;cursor:pointer;background:0 0;border:0;font-weight:700}.inquiry-list{gap:14px;display:grid}.inquiry-card{border:1px solid var(--admin-line);background:#fff;border-radius:16px;padding:24px;transition:opacity .2s,border-color .2s;position:relative}.inquiry-card.is-done{opacity:.66}.inquiry-card-head{justify-content:space-between;align-items:center;gap:20px;display:flex}.inquiry-card-head>div{align-items:center;gap:12px;display:flex}.inquiry-card-head time{color:var(--admin-muted);font-size:12px}.inquiry-card-head select{height:38px;color:var(--admin-ink);background:#fff;border:1px solid #d8dde5;border-radius:9px;padding:0 34px 0 11px;font-weight:700}.inquiry-type{color:#fff;background:var(--admin-blue);border-radius:7px;align-items:center;min-height:28px;padding:0 10px;font-size:11px;font-weight:800;display:inline-flex}.inquiry-type.consultation{color:#263349;background:#e6ebf2}.inquiry-details{border-block:1px solid #e7e9ed;grid-template-columns:repeat(4,1fr);gap:0;margin:22px 0 0;display:grid}.inquiry-details div{padding:18px 20px}.inquiry-details div:first-child{padding-left:0}.inquiry-details div+div{border-left:1px solid #e7e9ed}.inquiry-details dt,.inquiry-message span{color:var(--admin-muted);margin-bottom:7px;font-size:11px;font-weight:700}.inquiry-details dd{margin:0;font-size:15px;font-weight:750}.inquiry-details a{color:var(--admin-blue)}.inquiry-message{padding-top:18px}.inquiry-message p{color:#424a57;white-space:pre-wrap;margin:7px 0 0;line-height:1.65}.inquiry-delete{margin:18px 0 0 auto;font-size:12px;display:block}.inquiry-empty{color:var(--admin-muted);text-align:center;background:#ffffff80;border:1px dashed #ccd2db;border-radius:16px;padding:68px 28px}.inquiry-empty strong{color:var(--admin-ink);font-size:18px}.inquiry-empty p{margin:9px 0 0;font-size:13px}.admin-toast{z-index:50;color:#fff;background:#152238;border-radius:12px;padding:15px 19px;font-size:13px;font-weight:700;animation:.25s both admin-toast-in;position:fixed;bottom:28px;right:28px;box-shadow:0 18px 50px #0f1b2d40}@keyframes admin-toast-in{0%{opacity:0;transform:translateY(10px)}}@media (width<=900px){.admin-sidebar{width:100%;padding:18px;position:static}.admin-sidebar>div>p,.view-site{display:none}.admin-sidebar nav{margin-top:16px;display:flex;overflow-x:auto}.admin-sidebar nav button{flex:none;padding-inline:16px}.admin-main{margin-left:0}.admin-topbar{padding-inline:20px}.admin-content{width:calc(100% - 32px);padding-top:38px}}@media (width<=640px){.admin-topbar{flex-direction:column;align-items:flex-start;gap:13px;padding-block:16px}.admin-actions{width:100%}.admin-actions .admin-button{flex:1}.two-column,.three-column{grid-template-columns:1fr}.repeat-row{grid-template-columns:30px 1fr}.repeat-row img{grid-column:2;width:100%;height:180px}.instructor-admin-card{grid-template-columns:1fr}.title-with-action{flex-direction:column;align-items:stretch;margin-bottom:28px}.lesson-admin-heading,.review-admin-title{flex-direction:column;align-items:stretch}.lesson-image-admin{aspect-ratio:4/3}.review-admin-item{grid-template-columns:1fr}.inquiry-card-head,.inquiry-card-head>div{flex-direction:column;align-items:flex-start}.inquiry-card-head select{width:100%}.inquiry-details{grid-template-columns:1fr}.inquiry-details div,.inquiry-details div:first-child{padding:14px 0}.inquiry-details div+div{border-top:1px solid #e7e9ed;border-left:0}}@media (prefers-reduced-motion:reduce){.admin-toast{animation:none}}:root{color:#10131a;font-synthesis:none;--ink:#10131a;--muted:#656b76;--line:#e5e8ed;--soft:#f5f7fa;--blue:#0a3f91;--blue-hover:#073572;--radius:18px;background:#fff;font-family:Pretendard,Apple SD Gothic Neo,Noto Sans KR,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:#fff;min-width:320px;margin:0}body:has(dialog[open]){overflow:hidden}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1440px,100% - 48px);margin-inline:auto}.site-header{z-index:50;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffe6;border-bottom:1px solid #e5e8edd9;height:76px;position:sticky;top:0}.nav-wrap{justify-content:space-between;align-items:center;height:100%;display:flex}.brand{letter-spacing:-.055em;font-size:21px;font-weight:800}.nav-links{align-items:center;gap:42px;font-size:14px;font-weight:600;display:flex}.nav-links>a{color:#3e444f;transition:color .2s}.nav-links>a:hover{color:var(--blue)}.menu-button{background:0 0;border:0;width:42px;height:42px;padding:12px 8px;display:none}.menu-button span{background:var(--ink);width:100%;height:1.5px;margin:6px 0;display:block}.button{cursor:pointer;white-space:nowrap;border:0;border-radius:12px;min-height:48px;padding:0 23px;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}.button:hover{transform:translateY(-2px)}.button:active{transform:scale(.98)}.button:focus-visible,a:focus-visible,.text-link:focus-visible,input:focus-visible,select:focus-visible{outline-offset:3px;outline:3px solid #0a3f9147}.button-primary{color:#fff;background:var(--blue);box-shadow:0 12px 28px #0a3f9129}.button-primary:hover{background:var(--blue-hover)}.nav-cta{border-radius:10px;min-height:42px;padding-inline:19px}.button-large{min-height:62px;padding-inline:34px;font-size:16px}.button-full{width:100%}.text-link{color:var(--blue);cursor:pointer;background:0 0;border:0;align-items:center;gap:9px;padding:0;font-weight:700;display:inline-flex}.text-link span{transition:transform .2s}.text-link:hover span{transform:translate(4px)}.hero{grid-template-columns:.86fr 1.14fr;align-items:center;gap:72px;min-height:calc(100dvh - 76px);padding-block:64px;display:grid}.hero-copy h1{letter-spacing:-.075em;margin:0;font-size:clamp(56px,4.94vw,89.77px);font-weight:800;line-height:1.14}.hero-copy h1 span{color:var(--blue)}.hero-copy>p{max-width:430px;color:var(--muted);word-break:keep-all;margin:30px 0 36px;font-size:19px;line-height:1.65}.hero-actions{align-items:center;gap:28px;display:flex}.hero-media{border-radius:var(--radius);background:var(--soft);aspect-ratio:1.18;overflow:hidden}.hero-media img{object-fit:cover;object-position:54% center;width:100%;height:100%;transform:scale(1.01)}.proof{border-block:1px solid var(--line)}.proof-grid{grid-template-columns:repeat(3,1fr);align-items:center;min-height:132px;display:grid}.proof-grid>div{border-right:1px solid var(--line);justify-content:center;align-items:center;gap:18px;min-height:70px;display:flex}.proof-grid>div:last-child{border:0}.proof-grid b{color:var(--blue);letter-spacing:.08em;font-size:14px}.proof-grid span{gap:5px;display:grid}.proof-grid strong{letter-spacing:-.025em;font-size:22px;font-weight:780}.proof-grid small{color:var(--muted);letter-spacing:0;font-size:12px;font-weight:500}.section{padding-block:150px}.section-heading{margin-bottom:62px}.section-heading h2,.method-copy h2,.cta-copy h2{white-space:pre-line}.section-heading.horizontal{justify-content:space-between;align-items:end;display:flex}.eyebrow{color:var(--blue);letter-spacing:.13em;text-transform:uppercase;margin:0 0 15px;font-size:12px;font-weight:800}.section h2,.method-section h2,.pricing-section h2{letter-spacing:-.06em;margin:0;font-size:clamp(42px,3.7vw,66px);line-height:1.08}.feature-grid{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.feature-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden}.feature-image{aspect-ratio:1.35;background:var(--soft);overflow:hidden}.feature-image img{object-fit:cover;width:100%;height:100%;transition:transform .6s cubic-bezier(.2,.8,.2,1)}.feature-card:hover .feature-image img{transform:scale(1.035)}.feature-body{padding:29px 30px 34px}.feature-body h3{letter-spacing:-.035em;margin:0 0 12px;font-size:22px}.feature-body p{color:var(--muted);word-break:keep-all;margin:0;line-height:1.7}.method-section{background:var(--soft);padding-block:150px}.method-grid{grid-template-columns:1fr 1fr;align-items:stretch;gap:0;display:grid}.method-copy{padding-right:clamp(52px,5vw,92px)}.steps{margin:52px 0 0;padding:0;list-style:none}.steps li{border-top:1px solid #dfe3e9;grid-template-columns:46px 1fr;gap:18px;padding:22px 0;display:grid}.steps li:last-child{border-bottom:1px solid #dfe3e9}.steps li>span{width:38px;height:38px;color:var(--blue);background:#e7eef8;border-radius:50%;place-items:center;font-weight:800;display:grid}.steps b{letter-spacing:-.025em;margin-top:4px;font-size:22px;line-height:1.25;display:block}.steps p{color:var(--muted);margin:8px 0 0;line-height:1.6}.method-showcase{border-left:1px solid #d7dde5;flex-direction:column;padding-left:clamp(52px,5vw,92px);display:flex}.specialty-heading{padding-bottom:44px}.specialty-heading h3{letter-spacing:-.055em;margin:0;font-size:clamp(34px,2.7vw,48px);line-height:1.08}.specialty-list{border-top:1px solid #d7dde5;flex:1;grid-template-rows:repeat(2,1fr);display:grid}.specialty-list article{grid-template-columns:38px 1fr;align-content:center;gap:19px;padding:34px 0;display:grid}.specialty-list article+article{border-top:1px solid #d7dde5}.specialty-list article>span{color:var(--blue);letter-spacing:.08em;font-size:12px;font-weight:850}.specialty-list h4{letter-spacing:-.04em;margin:0 0 12px;font-size:24px;line-height:1.25}.specialty-list p{color:var(--muted);word-break:keep-all;margin:0;line-height:1.65}.instructor-actions{align-items:center;gap:28px;display:flex}.carousel-controls{gap:8px;display:flex}.carousel-controls button{border:1px solid var(--line);width:46px;height:46px;color:var(--ink);cursor:pointer;background:#fff;border-radius:12px;place-items:center;font-size:28px;line-height:1;transition:color .2s,border-color .2s,transform .2s;display:grid}.carousel-controls button:hover{color:var(--blue);border-color:#b8c8de;transform:translateY(-2px)}.carousel-controls button:active{transform:scale(.96)}.carousel-controls button:disabled{color:#adb3bc;cursor:not-allowed;background:#f7f8fa;border-color:#e4e7eb;transform:none}.instructor-grid{scroll-behavior:smooth;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#b8c4d3 transparent;overscroll-behavior-inline:contain;gap:22px;padding:8px 2px 36px;display:flex;overflow-x:auto}.instructor-grid::-webkit-scrollbar{height:8px}.instructor-grid::-webkit-scrollbar-thumb{background:#b8c4d3;border-radius:10px}.instructor-grid::-webkit-scrollbar-track{background:0 0}.teacher{scroll-snap-align:start;border:1px solid var(--line);border-radius:var(--radius);cursor:pointer;background:#fff;flex:0 0 calc(33.3333% - 14.6667px);grid-template-rows:auto auto;min-width:0;transition:border-color .25s,box-shadow .25s,transform .25s;display:grid;overflow:hidden}.teacher:hover,.teacher:focus-visible{border-color:#b8c8de;outline:none;transform:translateY(-3px);box-shadow:0 22px 60px #1e395b1a}.teacher-media{aspect-ratio:3/2;background:#eef1f5;min-height:0;position:relative;overflow:hidden}.teacher-media>img,.teacher-youtube-preview{width:100%;height:100%;position:absolute;inset:0}.teacher-media>img{object-fit:contain}.teacher-youtube-preview{z-index:1;pointer-events:none;background:#080b10;border:0;animation:.24s both preview-fade-in}@keyframes preview-fade-in{0%{opacity:0}to{opacity:1}}.preview-hint{z-index:2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);letter-spacing:-.01em;opacity:0;background:#072043d1;border-radius:9px;padding:9px 12px;transition:opacity .2s,transform .2s;position:absolute;bottom:18px;left:18px;transform:translateY(6px);color:#fff!important;font-size:12px!important}.teacher:hover .preview-hint,.teacher:focus-visible .preview-hint{opacity:1;transform:none}.teacher-info{flex-direction:column;justify-content:center;min-height:170px;padding:30px;display:flex}.teacher-info>span{color:var(--blue);font-size:13px;font-weight:800}.teacher-name-row{justify-content:space-between;align-items:center;gap:12px;margin:9px 0 14px;display:flex}.teacher h3{letter-spacing:-.04em;min-width:0;margin:0;font-size:27px}.teacher-name-row>a{color:var(--blue);letter-spacing:-.02em;background:#fff;border:1px solid #d8e0eb;border-radius:8px;flex:none;align-items:center;gap:5px;padding:8px 10px;font-size:11px;font-weight:750;transition:border-color .2s,background .2s;display:inline-flex}.teacher-name-row>a:hover{background:#f4f7fb;border-color:#aebfd5}.teacher p{min-height:4.95em;color:var(--muted);white-space:pre-line;word-break:keep-all;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;margin:0;line-height:1.65;display:-webkit-box;overflow:hidden}.teacher-detail-page{background:#fff;min-height:100dvh}.detail-back-link{color:#4f5865;font-size:13px;font-weight:700}.teacher-detail-hero{grid-template-columns:.92fr 1.08fr;align-items:center;gap:clamp(64px,7vw,110px);min-height:calc(100dvh - 76px);padding-block:80px;display:grid}.teacher-detail-copy h1{letter-spacing:-.065em;word-break:keep-all;max-width:690px;margin:0;font-size:clamp(52px,4.4vw,76px);line-height:1.07}.teacher-detail-copy>p:not(.eyebrow){max-width:620px;color:var(--muted);word-break:keep-all;white-space:pre-line;margin:30px 0 0;font-size:18px;line-height:1.8}.detail-teacher-meta{border-top:1px solid var(--line);align-items:center;gap:16px;margin-top:42px;padding-top:26px;display:flex}.detail-teacher-meta img{object-fit:cover;background:var(--soft);border-radius:50%;width:64px;height:64px}.detail-teacher-meta div{gap:6px;display:grid}.detail-teacher-meta strong{font-size:16px}.detail-teacher-meta span{color:var(--muted);font-size:13px}.teacher-detail-image{aspect-ratio:4/5;border-radius:var(--radius);background:var(--soft);overflow:hidden}.teacher-detail-image img{object-fit:cover;width:100%;height:100%}.teacher-method-section{background:var(--soft);padding-block:140px}.teacher-method-section>.container{grid-template-columns:.75fr 1.25fr;gap:clamp(70px,9vw,150px);display:grid}.teacher-method-heading h2{letter-spacing:-.06em;margin:0;font-size:clamp(42px,3.5vw,62px);line-height:1.08}.teacher-method-list{border-top:1px solid #d9dee5;margin:0;padding:0;list-style:none}.teacher-method-list li{border-bottom:1px solid #d9dee5;grid-template-columns:48px 1fr;gap:24px;padding:36px 0;display:grid}.teacher-method-list span{color:var(--blue);letter-spacing:.08em;font-size:13px;font-weight:850}.teacher-method-list p{letter-spacing:-.035em;word-break:keep-all;margin:0;font-size:23px;font-weight:730;line-height:1.45}.lesson-review-section{padding-block:140px}.lesson-review-heading{justify-content:space-between;align-items:end;margin-bottom:62px;display:flex}.lesson-review-heading h2{letter-spacing:-.06em;margin:0;font-size:clamp(42px,3.5vw,62px);line-height:1.08}.lesson-review-grid{grid-template-columns:repeat(auto-fit,minmax(280px,360px));justify-content:start;gap:24px;display:grid}.lesson-review-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden}.lesson-review-image{aspect-ratio:1;color:#737c88;background:var(--soft);width:100%;font:inherit;border:0;place-items:center;padding:22px;font-size:13px;display:grid;position:relative;overflow:hidden}button.lesson-review-image{cursor:zoom-in}.lesson-review-image img{object-fit:contain;width:auto;max-width:100%;height:auto;max-height:100%;display:block}.lesson-review-zoom{color:#fff;opacity:0;background:#072043d1;border-radius:8px;padding:7px 9px;font-size:11px;font-weight:750;transition:opacity .2s,transform .2s;position:absolute;bottom:12px;right:12px;transform:translateY(4px)}button.lesson-review-image:hover .lesson-review-zoom,button.lesson-review-image:focus-visible .lesson-review-zoom{opacity:1;transform:none}button.lesson-review-image:focus-visible{outline-offset:-3px;outline:3px solid #0a3f913d}.lesson-review-copy{border-top:1px solid var(--line);grid-template-columns:38px 1fr;gap:18px;padding:30px;display:grid}.lesson-review-copy>span{color:var(--blue);letter-spacing:.08em;font-size:12px;font-weight:850}.lesson-review-copy p{color:#424b58;white-space:pre-line;word-break:keep-all;margin:0;font-size:17px;line-height:1.75}.review-dialog{border-radius:var(--radius);width:min(1180px,100% - 40px);max-height:calc(100dvh - 40px);color:var(--ink);background:#fff;border:0;padding:0;overflow:auto;box-shadow:0 38px 110px #020b194d}.review-dialog::backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#060e1ab8}.review-dialog-content{grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);min-height:540px;display:grid;position:relative}.review-dialog-close{z-index:2;color:#303844;cursor:pointer;background:#fffffff0;border:1px solid #d5dae1;border-radius:50%;width:42px;height:42px;font-size:27px;position:absolute;top:14px;right:14px}.review-dialog-image{background:var(--soft);place-items:center;min-height:0;padding:30px;display:grid}.review-dialog-image img{object-fit:contain;width:auto;max-width:100%;height:auto;max-height:calc(100dvh - 100px);display:block}.review-dialog-copy{flex-direction:column;justify-content:center;gap:24px;padding:72px 44px 48px;display:flex}.review-dialog-copy span{color:var(--blue);font-size:12px;font-weight:850}.review-dialog-copy p{color:#424b58;white-space:pre-line;word-break:keep-all;margin:0;font-size:18px;line-height:1.8}.teacher-detail-cta{justify-content:space-between;align-items:center;gap:50px;min-height:360px;padding-block:70px;display:flex}.teacher-detail-cta .button{text-align:center;justify-content:center;align-items:center;display:inline-flex}.teacher-detail-cta p{color:var(--blue);margin:0 0 13px;font-weight:750}.teacher-detail-cta h2{letter-spacing:-.055em;margin:0;font-size:clamp(40px,3.4vw,58px);line-height:1.08}.teacher-detail-missing{text-align:center;place-items:center;min-height:100dvh;padding:30px;display:grid}.teacher-detail-missing h1{letter-spacing:-.055em;margin:0 0 32px;font-size:clamp(36px,5vw,64px)}.video-dialog{border-radius:var(--radius);color:#fff;background:#080b10;border:0;width:min(1120px,100% - 40px);padding:0;overflow:hidden;box-shadow:0 38px 110px #020b1961}.video-dialog::backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#060e1ab8}.video-close{z-index:3;color:#fff;cursor:pointer;background:#070d16b8;border:1px solid #ffffff47;border-radius:50%;width:42px;height:42px;font-size:27px;position:absolute;top:14px;right:14px}.youtube-frame{aspect-ratio:16/9;background:#000;position:relative}.youtube-frame iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.video-meta{align-items:center;gap:12px;padding:20px 24px 22px;display:flex}.video-meta span{color:#91b9f5;font-size:13px;font-weight:800}.video-meta strong{font-size:18px}.pricing-section{background:var(--soft);padding-block:130px}.pricing-grid{grid-template-columns:.62fr 1.38fr;align-items:center;gap:100px;display:grid}.price-card{border-radius:var(--radius);background:#fff;border:1px solid #dfe4eb;padding:48px 52px}.price-top{border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;gap:20px;padding-bottom:35px;display:flex}.price-top p{margin:0;font-weight:700}.price-top strong{color:var(--blue);letter-spacing:-.045em;font-size:clamp(36px,3.3vw,54px)}.price-top small{letter-spacing:-.02em;font-size:15px}.price-card ul{color:#4e5662;flex-wrap:wrap;gap:14px 34px;margin:30px 0;padding:0;list-style:none;display:flex}.price-card li:before{content:"✓";color:var(--blue);margin-right:8px;font-weight:900}.final-cta{border-radius:var(--radius);background:#eaf2ff;justify-content:space-between;align-items:center;min-height:320px;margin-block:52px;padding:58px 64px;display:flex}.cta-copy p{color:var(--blue);margin:0 0 13px;font-weight:700}.cta-copy h2{letter-spacing:-.055em;margin:0;font-size:clamp(39px,3.3vw,58px);line-height:1.1}footer{border-top:1px solid var(--line)}.footer-inner{padding-block:38px 42px}.footer-main{border-bottom:1px solid var(--line);grid-template-columns:1fr auto 1fr;align-items:center;gap:30px;padding-bottom:30px;display:grid}.footer-main nav{color:var(--muted);gap:28px;font-size:13px;display:flex}.footer-main>p{color:#9298a2;justify-self:end;margin:0;font-size:12px}.footer-legal{color:#858b94;text-align:center;padding-top:28px}.footer-legal p{flex-wrap:wrap;justify-content:center;gap:4px 13px;margin:0 0 7px;font-size:12px;line-height:1.7;display:flex}.footer-legal span{position:relative}.footer-legal span:not(:last-child):after{content:"";background:#d5d8dd;width:1px;height:10px;position:absolute;top:50%;right:-7px;transform:translateY(-50%)}.footer-legal b{color:#666d78;font-weight:700}.footer-legal strong{color:#747b85;margin-top:13px;font-size:13px;line-height:1.6;display:block}.trial-dialog{border-radius:var(--radius);width:min(520px,100% - 32px);max-height:calc(100dvh - 32px);color:var(--ink);border:0;padding:46px;overflow-y:auto;box-shadow:0 36px 100px #09193240}.trial-dialog::backdrop{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#09122080}.dialog-close{color:#525965;cursor:pointer;background:#f1f3f6;border:0;border-radius:50%;width:38px;height:38px;font-size:25px;position:absolute;top:16px;right:18px}.dialog-kicker{color:var(--blue);margin:0 0 12px;font-size:13px;font-weight:800}.trial-dialog h2{letter-spacing:-.05em;margin:0;font-size:34px;line-height:1.2}.dialog-copy{color:var(--muted);margin:16px 0 28px;line-height:1.6}.trial-dialog label{gap:8px;margin-top:17px;font-size:13px;font-weight:700;display:grid}.trial-dialog input,.trial-dialog select,.trial-dialog textarea{width:100%;color:var(--ink);background:#fff;border:1px solid #d9dde4;border-radius:10px;padding:0 14px}.trial-dialog input,.trial-dialog select{height:50px}.trial-dialog textarea{resize:vertical;min-height:88px;padding-block:13px;line-height:1.5}.trial-dialog input:focus,.trial-dialog select:focus,.trial-dialog textarea:focus{border-color:#7aa3da;outline:3px solid #0a3f911a}.optional-label{color:#9097a1;font-size:11px;font-weight:500}.trial-dialog .button-full{margin-top:25px}.privacy-note{color:#8a9099;text-align:center;margin:13px 0 0;font-size:11px}.dialog-success{text-align:center;padding-block:25px}.success-mark{color:#fff;background:var(--blue);border-radius:50%;place-items:center;width:62px;height:62px;margin:0 auto 22px;font-size:26px;display:grid}.dialog-success p{color:var(--muted);margin:13px 0 28px}.reveal{animation:.75s cubic-bezier(.2,.75,.25,1) both enter}.delay-1{animation-delay:.12s}.delay-2{animation-delay:.22s}.delay-3{animation-delay:.32s}@keyframes enter{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}@media (width<=980px){.container{width:min(100% - 36px,760px)}.menu-button{display:block}.nav-links{border:1px solid var(--line);background:#fff;border-radius:14px;flex-direction:column;align-items:stretch;gap:0;padding:14px;display:none;position:absolute;top:68px;left:18px;right:18px;box-shadow:0 20px 50px #1423381f}.nav-links.is-open{display:flex}.nav-links>a{padding:15px 12px}.nav-cta{margin-top:8px}.hero{grid-template-columns:1fr;gap:48px;min-height:auto;padding-block:76px}.hero-copy h1{font-size:clamp(52px,11vw,76px)}.hero-copy>p{margin-block:24px 30px}.hero-media{aspect-ratio:1.25}.section,.method-section{padding-block:88px}.feature-grid{grid-template-columns:1fr}.feature-card{grid-template-columns:.9fr 1.1fr;display:grid}.feature-image{aspect-ratio:auto;min-height:185px}.feature-body{padding:22px 24px 25px}.method-grid,.pricing-grid{grid-template-columns:1fr;gap:62px}.method-copy{padding-right:0}.method-showcase{border-top:1px solid #d7dde5;border-left:0;padding-top:54px;padding-left:0}.specialty-heading{padding-bottom:36px}.specialty-list article{min-height:180px;padding:30px 0}.teacher{flex-basis:calc(50% - 11px)}.teacher-detail-hero{grid-template-columns:1fr;gap:50px;min-height:0;padding-block:90px}.teacher-detail-image{aspect-ratio:4/3;max-height:680px}.teacher-method-section>.container{grid-template-columns:1fr;gap:60px}.lesson-review-section{padding-block:100px}.final-cta{flex-direction:column;align-items:flex-start;gap:38px}.footer-main{grid-template-columns:1fr auto}.footer-main nav{display:none}}@media (width<=620px){.container{width:calc(100% - 32px)}.site-header{height:66px}.brand{font-size:19px}.hero{gap:40px;padding-block:54px 72px}.hero-copy h1{font-size:48px;line-height:1.04}.hero-copy>p{font-size:16px}.hero-actions{flex-direction:column;align-items:stretch;gap:20px}.hero-actions .button{width:100%}.hero-actions .text-link{justify-content:center}.hero-media{aspect-ratio:.92}.hero-media img{object-position:62% center}.proof-grid{grid-template-columns:1fr;padding-block:15px}.proof-grid>div{border-right:0;border-bottom:1px solid var(--line);justify-content:flex-start}.proof-grid>div:last-child{border:0}.section,.method-section{padding-block:82px}.section-heading{margin-bottom:42px}.section-heading.horizontal{flex-direction:column;align-items:flex-start;gap:26px}.instructor-actions{justify-content:space-between;width:100%}.section h2,.method-section h2,.pricing-section h2{font-size:40px}.feature-card{display:block}.feature-image{aspect-ratio:1.35;min-height:0}.feature-body{padding:25px 23px 28px}.method-grid{gap:44px}.method-showcase{padding-top:44px}.specialty-heading h3{font-size:34px}.specialty-list article{min-height:170px;padding:28px 0}.specialty-list h4{font-size:21px}.steps b{font-size:20px}.steps p{font-size:14px}.teacher{flex-basis:calc(100vw - 48px)}.teacher-info{padding:27px 24px 30px}.teacher-name-row>a{padding:7px 9px}.teacher-detail-hero{padding-block:65px 82px}.teacher-detail-copy h1{font-size:43px}.teacher-detail-copy>p:not(.eyebrow){font-size:16px}.teacher-detail-image{aspect-ratio:1/1.05}.teacher-method-section{padding-block:82px}.teacher-method-list li{grid-template-columns:36px 1fr;gap:12px;padding:26px 0}.teacher-method-list p{font-size:19px}.lesson-review-section{padding-block:82px}.lesson-review-heading{margin-bottom:42px}.lesson-review-grid{grid-template-columns:minmax(0,360px)}.lesson-review-image{padding:16px}.lesson-review-copy{padding:25px 22px}.lesson-review-copy p{font-size:16px}.review-dialog{width:calc(100% - 24px);max-height:calc(100dvh - 24px)}.review-dialog-content{grid-template-columns:1fr;min-height:0}.review-dialog-image{height:min(58dvh,520px);padding:18px}.review-dialog-image img{max-height:100%}.review-dialog-copy{gap:14px;padding:28px 22px 32px}.review-dialog-copy p{font-size:16px}.teacher-detail-cta{flex-direction:column;align-items:flex-start;min-height:390px;padding-block:70px}.teacher-detail-cta .button{width:100%}.pricing-section{padding-block:82px}.pricing-grid{gap:42px}.price-card{padding:29px 24px}.price-top{flex-direction:column;align-items:flex-start}.price-top strong{font-size:42px}.price-card ul{gap:12px;display:grid}.final-cta{min-height:390px;margin-block:16px;padding:45px 28px}.cta-copy h2{font-size:40px}.button-large{width:100%}.footer-inner{padding-block:30px 34px}.footer-main>p{text-align:right;max-width:135px}.footer-legal{text-align:left}.footer-legal p{text-align:left;display:block}.footer-legal span{margin-bottom:3px;display:block}.footer-legal span:not(:last-child):after{display:none}.footer-legal strong{font-size:12px}.trial-dialog{padding:40px 24px 28px}.trial-dialog h2{font-size:29px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}